1. What is a Percentage Increase Calculator?

Definition: This calculator determines the percentage increase between an old value and a new value.

Purpose: It helps analyze growth rates, price changes, performance improvements, and other comparative measurements.

2. How Does the Calculator Work?

The calculator uses the formula:

Where:

• New — The current or final value
• Old — The original or initial value

Explanation: The difference between new and old values is divided by the old value, then multiplied by 100 to convert to percentage.

3. Importance of Percentage Increase Calculation

Details: This calculation is fundamental in finance, economics, business analysis, and scientific research to measure growth or change.

4. Using the Calculator

Tips: Enter both old and new values (must be positive numbers). The result shows the percentage increase from old to new value.

5. Frequently Asked Questions (FAQ)

Q1: What does a negative result mean?
A: A negative result indicates a percentage decrease rather than increase.

Q2: Can I use this for percentage decrease calculations?
A: Yes, the same formula works for decreases (result will be negative).

Q3: What if my old value is zero?
A: The calculation is undefined (division by zero). You cannot calculate percentage change from zero.

Q4: How precise are the results?
A: Results are shown with 2 decimal places for precision.

Q5: Can I compare more than two values?
A: This calculator compares two values. For multiple comparisons, you'll need to calculate each pair separately.